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tommcfarlin/query-untagged-posts.php Secret

Last active Aug 29, 2015
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[WordPress] Find posts that are not tagged with at least one tag in a range of tags.
<?php
add_action( 'admin_init', 'acme_query_for_untagged_posts' );
/**
* Query for all public posts that are not tagged with at least
* one term from a set of term IDs.
*/
function acme_query_for_untagged_posts() {
$args = array(
'post_type' => 'post',
'post_status' => 'public',
'posts_per_page' => -1,
'tax_query' => array(
array(
'taxonomy' => 'my_custom_tax',
'field' => 'term_id',
'terms' => array( 10, 15, 20, 25, 30 ),
'operator' => 'NOT IN'
)
)
);
$acme_query = new WP_Query( $args );
/* At this point, you can return the result, iterate through
* the query and update the posts, etc.
*/
}
<?php
/* This gist assumes that the query in
* https://gist.github.com/tommcfarlin/6537bcaf6ac77e3bbfeb#file-query-untagged-posts-php
* returns the instance of $acme_query that's defined in the function.
*
* Also note that this is contingent upon acme_query_for_untagged_posts() passing
* post_type => 'my_cpt' rather than 'post'.
*/
$acme_query = acme_query_for_untagged_posts();
/* Define an array of integers each of which corresponds to a tag that needs
* to be added to each post. In this case, it's only adding the term that
* has the ID of 2.
*/
$term_ids = array( 2 );
if ( $acme_query->have_posts() ) {
while ( $acme_query->have_posts() ) {
$acme_query->the_post();
wp_set_object_terms( get_the_ID(), $term_ids, ‘my_custom_tax’, TRUE );
}
}
<?php
/* This gist assumes that the query in
* https://gist.github.com/tommcfarlin/6537bcaf6ac77e3bbfeb#file-query-untagged-posts-php
* returns the instance of $acme_query that's defined in the function.
*/
$acme_query = acme_query_for_untagged_posts();
/* Define an array of integers each of which corresponds to a tag that needs
* to be added to each post. In this case, it's only adding the term that
* has the ID of 2.
*/
$term_ids = array( 2 );
if ( $acme_query->have_posts() ) {
while ( $acme_query->have_posts() ) {
$acme_query->the_post();
wp_set_post_terms( get_the_ID(), $term_ids, ‘my_custom_tax’ );
}
}
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